Attachment for vacuum cleaning systems.



. PATENTED MAR. 19, 1907. G. OLBMENTS & J. M. HUSTLER.

ATTACHMENT FOR VAGUUM CLEANING SYSTEMS. APPLICATION FILED 11.4, 1906.

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To all whom it may concern: Beitknown that we, GEORGE O EMENTs tron,

vacuum cleaning systems for removing dust and dirt from houses, cars, and other edifices adapted to be appliedjbetween the suction womrnn s'rarns raTENT .onrron GEORGE CLEMENTS AND JAMES'MJH OSTLER, or CHIOAG QLLLINOIS,

SIGN ORS 'l-O HYGIENIC RENOVATING 00., A CORPORATION OF ILLINOIS ATTACHMENT FIOR vAcuum-oLsamngns 'cawsr and JAMES M. HosTLER, citizens of the United States of America, residing at .Chi-i cago, in the county of Cook and State of Illi-' nois, have'invented new and useful Improve merits in Attachments for Vacuum Cleaning Systems, of which the following is a specifica- This invention, relates to improvements 'in' and apartments,and particularly to an'- attachment for apparatus of this-character Specification of Letters retail Anplication filed April 4,190 Serial Nu. 309.801.

Patented March 19, 1907;

a horizontally-eitending discharge branch 9, leading beyond the base and adaptedfor connection with a'hose-pipeulO, leading to the separator.

The dust-laden air enters the base through aninlet pipe or nipple llQadapted for connection with a hose-pilpe secti0n.12, 7 leading from the suction-nozz e of the apzfiaratus. This inlet ipe ornipple 12 i posed at one side 0 andtangential to the riphery of. the base. andeccentric to the axis thereof and to the outlet: ipe 7,so,that the entering dust-*laden air 'wil sweeparound the inner wall-ofthe casing or 'chamberjor be given a'gyratory motion, thus, in ofi'ectflm nozzle' and "this e arator-o-f the systeriiffparting aswirl to. the entering current of venient y'viewed,.the object of the invention 29 expensive devicefor this purpose which may vbe readily applied in positionand will 011011- "whereby the idustdenair which is being dischar ed through the system may be convided with suitable supporting-legs 2. The

vform an observation casing or chamber being to. provide a simple, compact, and

late the dust-laden air 'in' the most eflicientmanner to enable the sameto be observed by the operator and its density or character determined.

In the accompanying drawings, Figure 1 is a central vertical section of th'e device. Fig; 2 is a horizontal section of the same on the line 2 2 of Fig. li Referring'to the drawings, the numeral 1 desi ates a hollow or chambered base closedat t 1e bottom and open at the top and proupper end of the base is formed with an outwardly-projecting horizontal. seat-flange 3 and is internally threaded to receive the ear-- ternally-threaded lower end of a transparentbell or dome 4, provided with a similar flange 5, a packing ring or gasket 6 being interposed between the said flanges 3 and 5 toform an air and dust proof joint. The base and bell dust-laden air, thereby keeping the dust; and

other impurities carried thereby in constant motion, so that they may be readily-viewed through the shell 4 and their character and Tannty determined. After circulating t e casingthe air, withits contained impuri ties,discharges throughthe outlet-pip'e-7 and passes to the separator of the cleaning appa-I ratus, wherein the impurities arose arated from the airand deposited and reta ned foriemoval... e

. *Itwili be apparent that the device providesasimple and inexpensive construction of observation-chamberwhereiil the amount and character of the dust and otherforeig'n particles removedfrom an article or apart: ment maybe quickly and conveniently determinedwithout liability of the same es 3 ca ing while in transit to the separator. iavi thus described the invention,- what isclaime ashewis--'- 1. Aidevice of the fchariicter described) comprisinga base, a transparent dome carriedby the base, an outlet-pipe o 'ening atits upper, end into the to 'of'the dine and leading outwardly thro the base, and an Y inlet arranged tangential to the base 2. A device of the c aracter .:(leseribed" comprising achamber, the interi ofiof'which is adapted to be viewed from the 'outsidg au chamber.

an outlet arranged in the axial line of the .loo outlet leading frorn'said chamber, inlet communicating tangentially the chamber andleading from theu' per portion of the same downwardly an, outwardly,

' municatmg tangentially with the base ot'the comprising agbase, a transparent dome car- Q j e 1 47,729

through the base thereof, aiid an inlet com- -tending outwardly beneath the base, and an 10 inlet arranged tangentially to the base.

In testimony whereof we aflix our signatures inpr'esence of two witnesses.

' GEORGE (ELEMENTS. JAMES M. HOSTLER. Witnesses: l

e EDWARD R. FLESCH,

GROVE- S. Len.

chamber;

evice I of the .eharacter described r'ied by the base, an elbow outlet-pipe having 1 one of branches opening at its upper on into the top of the dome and leading'downward from the base and its other branchex- 

